Major General John Mark Lancaster, Baron Lancaster of Kimbolton,[2] TD, VR, PC (born 12 May 1970) is a British Conservative Party politician, a Member of the House of Lords and a British Army reserve officer, who has served as Director Reserves since October 2023.
He previously served as Member of Parliament for North East Milton Keynes from 2005 until 2010, and then its successor seat Milton Keynes North from the seat's creation at the 2010 general election until his retirement from the House of Commons at the 2019 general election. He served as a Minister in several appointments after the formation of the Coalition Government in 2010, first as Lord Commissioner of Her Majesty's Treasury, before in May 2015 moving to the Ministry of Defence, first as the Parliamentary Under Secretary of State for Veterans, Reserves and Personnel, and then, from 13 June 2017, as Minister of State for the Armed Forces. He served in this role until his retirement from Government on 16 December 2019. He was granted a life peerage in the 2019 Dissolution Honours, and was created "Baron Lancaster of Kimbolton" on 16 September 2020. He was introduced to the House of Lords on 12 October 2020.